Cheap Southwest Airlines flights Newark Liberty Intl. Airport (EWR) to Denver (DEN)

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • one key icon

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key
Flights from Newark Liberty Intl. Airport (EWR) to Denver (DEN)
Origin airport
Newark Liberty Intl. Airport
Destination airport
Denver Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Sun Country Airlines, United
Popular airline
United
Distance
1600 mi
Average flight time
2 hours 14 mins

Frequently asked questions

How much is a Southwest Airlines flight from Liberty Intl. Airport (EWR) to Denver Intl. Airport (DEN)?
Landing cheap one-way Southwest Airlines flights from EWR to DEN on Expedia couldn't be easier — just filter by "Price (lowest to highest)." Alternatively, check out our budget-friendly return fares for your next break.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from EWR to DEN with Southwest Airlines?
Southwest Airlines flights to Denver tend to be cheaper in the quieter months of January and November. Whether you need a return or one-way ticket, you could score a better deal then.
What is the cheapest time to book flights from Liberty Intl. Airport (EWR) to Denver Intl. Airport (DEN) with Southwest Airlines?
To find cheap Southwest Airlines fares from Liberty Intl. Airport (EWR) to Denver Intl. Airport (DEN), start searching one to three months before your intended departure. Reserving domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also affect the price you pay. Sunday is generally the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your journey on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Southwest Airlines fly nonstop from Liberty Intl. Airport (EWR) to Denver Intl. Airport (DEN)?
To see if there's a direct trip from EWR to DEN with Southwest Airlines or any other airlines, check the "Nonstop" filter when browsing for tickets.
What is the earliest Southwest Airlines flight from EWR to DEN?
To find the earliest departure from EWR to DEN with Southwest Airlines, filter your search by "Morning" and "Early Morning." Choosing an early flight usually means you're less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Southwest Airlines fly into in Denver?
Southwest Airlines flights from Liberty Intl. Airport (EWR) to Denver touch down at Denver Intl. Airport (DEN). This is the main gateway to this city.
Can I change or cancel my Southwest Airlines flight from Liberty Intl. Airport (EWR) to Denver Intl. Airport (DEN)?
It's generally possible to reschedule or cancel your flight, although additional charges may apply if your booking was made over 24 hours ago. Want to keep your options open? Make use of our "No cancel fee" and "Changes included" filters to find flights that won't penalize you if you need to adjust your plans. To make modifications, go to "Trips," select your flight and click on "Manage Booking" for more details.

Explore a world of travel with Expedia

*Available to One Key members.